package ch6;

public class Example6_5 {
    public static void main(String args[]) {
        KindHello kindHello=new KindHello();
        kindHello.lookHello(new Chinese());
        kindHello.lookHello(new English());
    }
}
interface SpeakHello {
    void speakHello();
}

class Chinese implements SpeakHello {
    public  void speakHello() {
        System.out.println("中国人习惯问候语：你好,吃饭了吗? ");
    }
}

class English implements SpeakHello {
    public  void speakHello() {
        System.out.println("英国人习惯问候语:你好,天气不错 ");
    }
}

class KindHello {
    public void lookHello(SpeakHello hello) {
        hello.speakHello();
    }
}

